/*
 * Copyright 2014 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.jimfs;

import java.io.IOException;

/**
 * Callback for looking up a file.
 *
 * @author Colin Decker
 */
public interface FileLookup {

  /**
   * Looks up the file.
   *
   * @throws IOException if the lookup fails for any reason, such as the file not existing
   */
  File lookup() throws IOException;
}
